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Unable to Cast from Parent Class to Child Class
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I think the examples are a bit extreme and selective and perhaps the cast is a shortcut for a copy constructor. For example, being building a ferrari with the properties defined in base object car. Or, start with a human and create a Boy. Casting and direct use? A...
How to detect user inactivity in Android
User start my app and logs in.
Selects Session Timeout to be 5 mins.
Does some operations on the app. (all in foreground)
Now User bring Myapp to background and starts some other app.
----> Count down timer starts and logs out user after 5 mins
OR user turns the screen OFF.
----> Cou...
Change string color with NSAttributedString?
..., you can do something like this:
UIColor *color = [UIColor redColor]; // select needed color
NSString *string = ... // the string to colorize
NSDictionary *attrs = @{ NSForegroundColorAttributeName : color };
NSAttributedString *attrStr = [[NSAttributedString alloc] initWithString:string attribute...
Css pseudo classes input:not(disabled)not:[type=“submit”]:focus
...and you seem to have mixed up/missing colons and parentheses on the :not() selector.
Demo: http://jsfiddle.net/HSKPx/
One thing to note: I may be wrong, but I don't think disabled inputs can normally receive focus, so that part may be redundant.
Alternatively, use :enabled
input:enabled:not([typ...
SQLite - replace part of a string
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And if you just want to do it in a query without lasting consequences:
SELECT fieldA, replace(field, 'C:\afolder\', 'C:\anewfolder\'), fieldB FROM table;
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Map a network drive to be used by a service
...simple command
net use z: \servername\sharedfolder /persistent:yes
Then select "run at system startup" (or similar, I do not have an English version) and you are done.
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How to disable a particular checkstyle rule for a particular line of code?
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If you prefer to use annotations to selectively silence rules, this is now possible using the @SuppressWarnings annotation, starting with Checkstyle 5.7 (and supported by the Checkstyle Maven Plugin 2.12+).
First, in your checkstyle.xml, add the SuppressWarnin...
How can I copy & paste, or duplicate, an existing project?
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Click on "new job" and then select "Copy existing job" at the bottom. Then enter the name of the job you want to copy into the text field.
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Can I nest a element inside an using HTML5?
...e toolbar state)
<object> (if the usemap attribute is present)
<select>
<textarea>
<video> (if the controls attribute is present)
If you are trying to have a button that links to somewhere, wrap that button inside a <form> tag as such:
<form style="display: in...
Do while loop in SQL Server 2008
...ECLARE Id INT, @Title VARCHAR(50)
DECLARE Iterator CURSOR FORWARD_ONLY FOR
SELECT Id, Title FROM dbo.SourceTable
OPEN Iterator
WHILE 1=1 BEGIN
FETCH NEXT FROM @InputTable INTO @Id, @Title
IF @@FETCH_STATUS < 0 BREAK
PRINT 'Do something with ' + @Title
END
CLOSE Iterator
DEALLOCATE Ite...